233
FZUS51 KBOX 080504
CWFBOX
COASTAL WATERS FORECAST FOR MASSACHUSETTS AND RHODE ISLAND
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
104 AM EDT FRI MAY 8 2026
COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT
TO 60 NM
ANZ200-081800-
104 AM EDT FRI MAY 8 2026
SYNOPSIS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS
A BRIEF QUIET PERIOD FRIDAY INTO EARLY SATURDAY AS HIGH PRES BUILDS
S OF THE WATERS. ANOTHER ROUND OF RAIN RETURNS SATURDAY WITH
THE PASSAGE OF ANOTHER LOW PRES MOVES PAST. ROUGH SEAS EXPECTED
ACROSS THE OUTER COASTAL WATERS THIS WEEKEND, BUT NOT ANTICIPATING
WINDS TO BE OVERLY STRONG. ANOTHER LOW PRES SHOULD PASS OVER THE
WATERS WITH A COLD FRONT SOMETIME MON INTO TUE.
ANZ250-081800-
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK
NATIONAL MARINE SANCTUARY-
104 AM EDT FRI MAY 8 2026
REST OF TONIGHT
NW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: SE 2 FT AT 8 SECONDS AND NW 1 FOOT AT 3 SECONDS.
FRI
W WINDS 5 TO 10 KT, BECOMING SW IN THE AFTERNOON. SEAS
2 TO 3 FT. WAVE DETAIL: SE 3 FT AT 8 SECONDS AND S 2 FT AT
7 SECONDS.
FRI NIGHT
SW WINDS 5 TO 10 KT. SEAS 2 TO 4 FT. WAVE DETAIL: SE
3 FT AT 9 SECONDS AND S 2 FT AT 7 SECONDS.
SAT
S WINDS 5 TO 10 KT, BECOMING SE 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: S 3 FT AT
7 SECONDS AND E 3 FT AT 9 SECONDS. A CHANCE OF SHOWERS IN THE
AFTERNOON.
SAT NIGHT
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 5 FT. WAVE DETAIL: S 4 FT AT 5 SECONDS AND E 2 FT AT
9 SECONDS. PATCHY FOG. SHOWERS. VSBY 1 TO 3 NM.
SUN
S WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE MORNING.
SEAS 3 TO 4 FT. WAVE DETAIL: S 3 FT AT 7 SECONDS AND E 3 FT AT
9 SECONDS.
SUN NIGHT
SW WINDS AROUND 10 KT, BECOMING W AFTER MIDNIGHT.
SEAS 2 TO 4 FT. A CHANCE OF SHOWERS AFTER MIDNIGHT.
MON
N WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. SHOWERS LIKELY.
MON NIGHT
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 4 FT. A CHANCE OF SHOWERS.
TUE AND TUE NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
BECOMING W 5 TO 10 KT. SEAS 3 TO 4 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ251-081800-
MASSACHUSETTS BAY AND IPSWICH BAY-
104 AM EDT FRI MAY 8 2026
REST OF TONIGHT
NW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: SE 2 FT AT 7 SECONDS AND NW 1 FOOT AT 2 SECONDS.
FRI
W WINDS 5 TO 10 KT, BECOMING SW IN THE AFTERNOON. SEAS
AROUND 2 FT. WAVE DETAIL: SE 2 FT AT 7 SECONDS AND NW 1 FOOT AT
2 SECONDS.
FRI NIGHT
W WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E
3 FT AT 9 SECONDS AND SW 3 FT AT 12 SECONDS.
SAT
S WINDS 5 TO 10 KT, BECOMING SE 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT AT
4 SECONDS AND E 3 FT AT 9 SECONDS. A CHANCE OF SHOWERS.
SAT NIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 3 FT. WAVE DETAIL: S 3 FT AT 4 SECONDS AND E 2 FT AT
9 SECONDS. PATCHY FOG. SHOWERS. VSBY 1 TO 3 NM.
SUN
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: E 3 FT AT
9 SECONDS AND S 2 FT AT 4 SECONDS.
SUN NIGHT
SW WINDS 5 TO 10 KT, BECOMING NW AFTER MIDNIGHT.
SEAS 2 TO 3 FT. A CHANCE OF SHOWERS AFTER MIDNIGHT.
MON
N WINDS 5 TO 10 KT. SEAS AROUND 2 FT. SHOWERS.
MON NIGHT
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 3 FT. A CHANCE OF SHOWERS.
TUE AND TUE NIGHT
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
BECOMING NW 5 TO 10 KT. SEAS 2 TO 3 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ231-081800-
CAPE COD BAY-
104 AM EDT FRI MAY 8 2026
REST OF TONIGHT
NW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: S 2 FT AT 7 SECONDS AND E 2 FT AT 9 SECONDS.
FRI
W WINDS 5 TO 10 KT, BECOMING SW WITH GUSTS UP TO 20 KT IN
THE AFTERNOON. SEAS AROUND 2 FT. WAVE DETAIL: S 2 FT AT 7 SECONDS
AND NW 1 FOOT AT 3 SECONDS.
FRI NIGHT
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:
E 2 FT AT 10 SECONDS AND SW 1 FOOT AT 3 SECONDS.
SAT
S WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS
UP TO 20 KT IN THE AFTERNOON. SEAS AROUND 2 FT. WAVE DETAIL: SW
2 FT AT 3 SECONDS AND E 1 FOOT AT 7 SECONDS. A CHANCE OF SHOWERS
IN THE AFTERNOON.
SAT NIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 3 FT. WAVE DETAIL: SW 2 FT AT 3 SECONDS AND S 2 FT AT
14 SECONDS. PATCHY FOG. SHOWERS. VSBY 1 TO 3 NM.
SUN
S WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.
SEAS AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 3 SECONDS AND E 1 FOOT
AT 10 SECONDS.
SUN NIGHT
SW WINDS 5 TO 10 KT, BECOMING W AFTER MIDNIGHT. SEAS
AROUND 2 FT. A CHANCE OF SHOWERS AFTER MIDNIGHT.
MON AND MON NIGHT
N WINDS 5 TO 10 KT, INCREASING TO 10 TO
15 KT WITH GUSTS UP TO 20 KT. SEAS AROUND 2 FT. SHOWERS.
TUE AND TUE NIGHT
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
BECOMING W 5 TO 10 KT. SEAS 2 TO 3 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ254-081800-
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA
OUT 20 NM-
104 AM EDT FRI MAY 8 2026
REST OF TONIGHT
NW WINDS 5 TO 10 KT. SEAS 2 TO 4 FT. WAVE
DETAIL: S 3 FT AT 7 SECONDS AND SE 2 FT AT 9 SECONDS.
FRI
NW WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: S 3 FT AT
7 SECONDS AND SE 3 FT AT 9 SECONDS.
FRI NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
BECOMING W 5 TO 10 KT AFTER MIDNIGHT. SEAS 3 TO 4 FT. WAVE
DETAIL: S 3 FT AT 7 SECONDS AND E 3 FT AT 9 SECONDS.
SAT
S WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS
UP TO 20 KT IN THE AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: S 3 FT
AT 7 SECONDS AND E 3 FT AT 9 SECONDS.
SAT NIGHT
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 5 FT. WAVE DETAIL: SW 5 FT AT 5 SECONDS AND E 2 FT AT
9 SECONDS. PATCHY FOG. SHOWERS.
SUN
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE MORNING.
SEAS 3 TO 5 FT. WAVE DETAIL: S 5 FT AT 7 SECONDS AND E 2 FT AT
9 SECONDS. A CHANCE OF SHOWERS IN THE MORNING.
SUN NIGHT
SW WINDS 5 TO 10 KT. SEAS 2 TO 4 FT.
MON AND MON NIGHT
N WINDS 5 TO 10 KT, INCREASING TO 10 TO
15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO 4 FT. SHOWERS.
TUE
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
4 FT. A CHANCE OF SHOWERS.
TUE NIGHT
W WINDS AROUND 10 KT. SEAS 3 TO 4 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ255-081800-
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD
AND NANTUCKET-
104 AM EDT FRI MAY 8 2026
REST OF TONIGHT
NW WINDS AROUND 10 KT. SEAS 3 TO 4 FT. WAVE
DETAIL: S 4 FT AT 7 SECONDS AND E 2 FT AT 9 SECONDS.
FRI
NW WINDS 5 TO 10 KT, BECOMING W 10 TO 15 KT WITH GUSTS UP
TO 25 KT IN THE AFTERNOON. SEAS 3 TO 4 FT. WAVE DETAIL: W 3 FT AT
4 SECONDS AND S 3 FT AT 7 SECONDS.
FRI NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
BECOMING W 5 TO 10 KT AFTER MIDNIGHT. SEAS 3 TO 4 FT. WAVE
DETAIL: SW 4 FT AT 7 SECONDS AND W 3 FT AT 4 SECONDS.
SAT
S WINDS 5 TO 10 KT, INCREASING TO 15 TO 20 KT IN THE
AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: SW 4 FT AT 7 SECONDS AND
SE 2 FT AT 9 SECONDS.
SAT NIGHT
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
4 TO 6 FT. WAVE DETAIL: SW 5 FT AT 6 SECONDS AND E 2 FT AT
9 SECONDS. PATCHY FOG. SHOWERS. VSBY 1 TO 3 NM IN THE EVENING.
SUN AND SUN NIGHT
S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. WAVE
DETAIL: SW 5 FT AT 6 SECONDS AND E 2 FT AT 9 SECONDS. A CHANCE OF
SHOWERS.
MON AND MON NIGHT
NE WINDS 10 TO 15 KT, BECOMING N 15 TO
20 KT. SEAS 2 TO 4 FT. SHOWERS.
TUE
NW WINDS 15 TO 20 KT. SEAS 3 TO 4 FT. A CHANCE OF SHOWERS.
TUE NIGHT
W WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ256-081800-
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT
TO 20 NM SOUTH OF BLOCK ISLAND-
104 AM EDT FRI MAY 8 2026
REST OF TONIGHT
NW WINDS AROUND 10 KT. SEAS 3 TO 4 FT. WAVE
DETAIL: S 4 FT AT 7 SECONDS AND SE 2 FT AT 9 SECONDS.
FRI
NW WINDS AROUND 10 KT, BECOMING SW WITH GUSTS UP TO 20 KT
IN THE AFTERNOON. SEAS 3 TO 4 FT. WAVE DETAIL: W 3 FT AT
4 SECONDS AND S 3 FT AT 7 SECONDS.
FRI NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
DIMINISHING TO 5 TO 10 KT AFTER MIDNIGHT. SEAS 3 TO 4 FT. WAVE
DETAIL: SW 4 FT AT 7 SECONDS AND W 3 FT AT 4 SECONDS.
SAT
S WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT WITH GUSTS
UP TO 25 KT IN THE AFTERNOON. SEAS 3 TO 5 FT. WAVE DETAIL: SW
4 FT AT 6 SECONDS AND SE 2 FT AT 9 SECONDS. A CHANCE OF SHOWERS
IN THE AFTERNOON.
SAT NIGHT
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
4 TO 6 FT. WAVE DETAIL: SW 5 FT AT 6 SECONDS AND SE 2 FT AT
9 SECONDS. PATCHY FOG. SHOWERS. VSBY 1 TO 3 NM.
SUN
SW WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. WAVE DETAIL: SW 5 FT
AT 7 SECONDS AND E 2 FT AT 9 SECONDS.
SUN NIGHT
SW WINDS 10 TO 15 KT, BECOMING S 5 TO 10 KT AFTER
MIDNIGHT. SEAS 3 TO 4 FT. A CHANCE OF SHOWERS AFTER MIDNIGHT.
MON AND MON NIGHT
N WINDS 10 TO 15 KT, INCREASING TO 15 TO
20 KT. SEAS AROUND 3 FT. SHOWERS.
TUE AND TUE NIGHT
NW WINDS 15 TO 20 KT, BECOMING W 10 TO
15 KT. SEAS 3 TO 4 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ232-081800-
NANTUCKET SOUND-
104 AM EDT FRI MAY 8 2026
REST OF TONIGHT
NW WINDS AROUND 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: W 1 FOOT AT 3 SECONDS AND SW 1 FOOT AT 7 SECONDS.
FRI
NW WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT WITH GUSTS UP
TO 25 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: W 2 FT AT
3 SECONDS AND S 1 FOOT AT 7 SECONDS.
FRI NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
DIMINISHING TO 5 TO 10 KT AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE
DETAIL: W 2 FT AT 4 SECONDS AND SW 1 FOOT AT 7 SECONDS.
SAT
S WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS
UP TO 20 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SW
3 FT AT 5 SECONDS AND E 1 FOOT AT 9 SECONDS.
SAT NIGHT
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 4 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND S 2 FT AT
15 SECONDS. PATCHY FOG. SHOWERS. VSBY 1 TO 3 NM IN THE EVENING.
SUN AND SUN NIGHT
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: SW 2 FT AT 5 SECONDS AND E 1 FOOT AT 9 SECONDS. A CHANCE
OF SHOWERS.
MON AND MON NIGHT
N WINDS 5 TO 10 KT, INCREASING TO 10 TO
15 KT WITH GUSTS UP TO 20 KT. SEAS AROUND 2 FT. SHOWERS.
TUE
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. A CHANCE OF SHOWERS.
TUE NIGHT
W WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ233-081800-
VINEYARD SOUND-
104 AM EDT FRI MAY 8 2026
REST OF TONIGHT
NW WINDS AROUND 10 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: SW 3 FT AT 7 SECONDS AND NW 1 FOOT AT 4 SECONDS.
FRI
W WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT
AT 4 SECONDS AND SW 2 FT AT 7 SECONDS.
FRI NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
DIMINISHING TO 5 TO 10 KT AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE
DETAIL: SW 3 FT AT 4 SECONDS AND SW 3 FT AT 7 SECONDS.
SAT
S WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS
UP TO 20 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SW
3 FT AT 5 SECONDS AND SE 1 FOOT AT 8 SECONDS. A CHANCE OF SHOWERS
IN THE AFTERNOON.
SAT NIGHT
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 4 FT. WAVE DETAIL: SW 4 FT AT 6 SECONDS AND SE 1 FOOT AT
9 SECONDS. PATCHY FOG. SHOWERS. VSBY 1 TO 3 NM IN THE EVENING.
SUN
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.
SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 6 SECONDS AND E 1 FOOT AT
8 SECONDS.
SUN NIGHT
SW WINDS 10 TO 15 KT, BECOMING W AROUND 5 KT AFTER
MIDNIGHT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS AFTER MIDNIGHT.
MON AND MON NIGHT
N WINDS 5 TO 10 KT, INCREASING TO 10 TO
15 KT. SEAS AROUND 2 FT. SHOWERS.
TUE AND TUE NIGHT
NW WINDS 10 TO 15 KT, BECOMING W 5 TO 10 KT.
SEAS AROUND 2 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ234-081800-
BUZZARDS BAY-
104 AM EDT FRI MAY 8 2026
REST OF TONIGHT
NW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: SW 2 FT AT 7 SECONDS AND W 1 FOOT AT 4 SECONDS.
FRI
W WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT
AT 4 SECONDS AND SW 2 FT AT 7 SECONDS.
FRI NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING
SW 5 TO 10 KT AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: SW
2 FT AT 4 SECONDS AND SW 2 FT AT 7 SECONDS.
SAT
S WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS
UP TO 25 KT IN THE AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: S 3 FT
AT 6 SECONDS AND S 1 FOOT AT 13 SECONDS. A CHANCE OF SHOWERS IN
THE AFTERNOON.
SAT NIGHT
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 4 FT. WAVE DETAIL: S 3 FT AT 5 SECONDS AND SE 1 FOOT AT
10 SECONDS. PATCHY FOG. SHOWERS. VSBY 1 TO 3 NM.
SUN
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.
SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT AT 4 SECONDS AND SW 2 FT AT
7 SECONDS.
SUN NIGHT
SW WINDS 10 TO 15 KT, BECOMING W AROUND 5 KT AFTER
MIDNIGHT. SEAS AROUND 2 FT. A CHANCE OF SHOWERS AFTER MIDNIGHT.
MON AND MON NIGHT
N WINDS 5 TO 10 KT, INCREASING TO 10 TO
15 KT. SEAS AROUND 2 FT. SHOWERS.
TUE AND TUE NIGHT
NW WINDS 10 TO 15 KT, BECOMING W 5 TO 10 KT.
SEAS AROUND 2 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ235-081800-
RHODE ISLAND SOUND-
104 AM EDT FRI MAY 8 2026
REST OF TONIGHT
NW WINDS AROUND 10 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: S 3 FT AT 8 SECONDS AND W 1 FOOT AT 8 SECONDS.
FRI
W WINDS 5 TO 10 KT, BECOMING SW 15 TO 20 KT IN THE
AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND
S 3 FT AT 7 SECONDS.
FRI NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
DIMINISHING TO 5 TO 10 KT AFTER MIDNIGHT. SEAS 2 TO 4 FT. WAVE
DETAIL: SW 4 FT AT 7 SECONDS AND W 3 FT AT 4 SECONDS.
SAT
S WINDS 5 TO 10 KT, INCREASING TO 15 TO 20 KT WITH GUSTS
UP TO 25 KT IN THE AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: S 4 FT
AT 5 SECONDS AND SE 2 FT AT 9 SECONDS. A CHANCE OF SHOWERS IN THE
AFTERNOON.
SAT NIGHT
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 5 FT. WAVE DETAIL: SW 5 FT AT 6 SECONDS AND SE 1 FOOT AT
9 SECONDS. PATCHY FOG. SHOWERS. VSBY 1 TO 3 NM IN THE EVENING.
SUN
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SW 4 FT
AT 7 SECONDS AND SE 2 FT AT 9 SECONDS.
SUN NIGHT
SW WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT
AFTER MIDNIGHT. SEAS 2 TO 4 FT. A CHANCE OF SHOWERS AFTER
MIDNIGHT.
MON AND MON NIGHT
N WINDS 5 TO 10 KT, INCREASING TO 10 TO
15 KT. SEAS 2 TO 3 FT. SHOWERS.
TUE AND TUE NIGHT
NW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT.
SEAS 2 TO 3 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ237-081800-
BLOCK ISLAND SOUND-
104 AM EDT FRI MAY 8 2026
REST OF TONIGHT
NW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: S 3 FT AT 7 SECONDS AND W 1 FOOT AT 4 SECONDS.
FRI
W WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT AT
7 SECONDS AND W 2 FT AT 3 SECONDS.
FRI NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
DIMINISHING TO AROUND 5 KT AFTER MIDNIGHT. SEAS 2 TO 4 FT. WAVE
DETAIL: S 3 FT AT 7 SECONDS AND W 2 FT AT 4 SECONDS.
SAT
S WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS
UP TO 25 KT IN THE AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: SW
3 FT AT 5 SECONDS AND SE 2 FT AT 8 SECONDS. A CHANCE OF SHOWERS
IN THE AFTERNOON.
SAT NIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 4 FT. WAVE DETAIL: S 4 FT AT 6 SECONDS AND SW 2 FT AT
4 SECONDS. PATCHY FOG. SHOWERS. VSBY 1 TO 3 NM IN THE EVENING.
SUN
SW WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SW 4 FT
AT 6 SECONDS AND SE 2 FT AT 8 SECONDS.
SUN NIGHT
SW WINDS 5 TO 10 KT, BECOMING E AFTER MIDNIGHT. SEAS
2 TO 4 FT. A CHANCE OF SHOWERS AFTER MIDNIGHT.
MON AND MON NIGHT
N WINDS 5 TO 10 KT, INCREASING TO 10 TO
15 KT. SEAS 2 TO 3 FT. SHOWERS.
TUE AND TUE NIGHT
NW WINDS 10 TO 15 KT, BECOMING W 5 TO 10 KT.
SEAS 2 TO 3 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ230-081800-
BOSTON HARBOR-
104 AM EDT FRI MAY 8 2026
REST OF TONIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS.
FRI
W WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.
WAVES 1 FOOT OR LESS, THEN AROUND 2 FT IN THE AFTERNOON.
FRI NIGHT
W WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE
EVENING. WAVES AROUND 2 FT IN THE EVENING, THEN 1 FOOT OR LESS.
SAT
S WINDS AROUND 5 KT, BECOMING SE 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. WAVES 1 FOOT OR LESS, THEN AROUND 2 FT
IN THE AFTERNOON. A CHANCE OF SHOWERS IN THE MORNING, THEN
SHOWERS LIKELY IN THE AFTERNOON.
SAT NIGHT
S WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE
EVENING. WAVES AROUND 2 FT. PATCHY FOG. SHOWERS. VSBY 1 TO 3 NM
IN THE EVENING.
SUN
SW WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS, THEN AROUND
2 FT IN THE AFTERNOON.
SUN NIGHT
W WINDS 5 TO 10 KT, BECOMING NW AFTER MIDNIGHT.
WAVES 1 FOOT OR LESS. SHOWERS LIKELY AFTER MIDNIGHT.
MON
N WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS. SHOWERS.
MON NIGHT
N WINDS 10 TO 15 KT. WAVES AROUND 2 FT. A CHANCE OF
SHOWERS.
TUE AND TUE NIGHT
N WINDS 10 TO 15 KT, BECOMING NW 5 TO 10 KT.
WAVES AROUND 2 FT, THEN 1 FOOT OR LESS.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ236-081800-
NARRAGANSETT BAY-
104 AM EDT FRI MAY 8 2026
REST OF TONIGHT
NW WINDS 5 TO 10 KT. WAVES AROUND 2 FT.
FRI
W WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. WAVES 2 TO 3 FT.
FRI NIGHT
SW WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE
EVENING. WAVES 2 TO 3 FT.
SAT
S WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS
UP TO 20 KT IN THE AFTERNOON. WAVES 2 TO 3 FT. A CHANCE OF
SHOWERS IN THE AFTERNOON.
SAT NIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES
2 TO 3 FT. PATCHY FOG. SHOWERS. VSBY 1 TO 3 NM IN THE EVENING.
SUN
SW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT IN THE
AFTERNOON. WAVES 2 TO 3 FT.
SUN NIGHT
SW WINDS 5 TO 10 KT, BECOMING NW AFTER MIDNIGHT.
WAVES 2 TO 3 FT. A CHANCE OF SHOWERS AFTER MIDNIGHT.
MON AND MON NIGHT
N WINDS 5 TO 10 KT. WAVES AROUND 2 FT.
SHOWERS.
TUE AND TUE NIGHT
NW WINDS 10 TO 15 KT, BECOMING W 5 TO 10 KT.
WAVES AROUND 2 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ280-081800-
OCEAN WATERS FROM THE MERRIMACK RIVER TO PLYMOUTH FROM 40 TO
60 NM-
104 AM EDT FRI MAY 8 2026
REST OF TONIGHT
NW WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE
DETAIL: S 3 FT AT 7 SECONDS AND SE 2 FT AT 9 SECONDS.
FRI
W WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT IN THE
AFTERNOON. GUSTS UP TO 20 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SE
3 FT AT 9 SECONDS AND W 2 FT AT 3 SECONDS.
FRI NIGHT
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE
EVENING. SEAS 3 TO 4 FT. WAVE DETAIL: S 3 FT AT 7 SECONDS AND SE
3 FT AT 9 SECONDS.
SAT
SW WINDS 5 TO 10 KT, BECOMING S 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. SEAS 3 TO 4 FT. WAVE DETAIL: S 3 FT AT
7 SECONDS AND E 3 FT AT 9 SECONDS. A CHANCE OF SHOWERS IN THE
AFTERNOON.
SAT NIGHT
S WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS
4 TO 6 FT. WAVE DETAIL: S 6 FT AT 7 SECONDS AND E 2 FT AT
9 SECONDS. PATCHY FOG. SHOWERS.
SUN
S WINDS 10 TO 15 KT. GUSTS UP TO 25 KT IN THE MORNING.
SEAS 4 TO 6 FT. WAVE DETAIL: S 6 FT AT 7 SECONDS AND E 2 FT AT
9 SECONDS. A CHANCE OF SHOWERS IN THE MORNING.
SUN NIGHT
SW WINDS 10 TO 15 KT, BECOMING W 5 TO 10 KT AFTER
MIDNIGHT. SEAS 3 TO 4 FT.
MON AND MON NIGHT
N WINDS 5 TO 10 KT, INCREASING TO 10 TO
15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO 4 FT. SHOWERS.
TUE AND TUE NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.
SEAS 4 TO 5 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ281-081800-
OCEAN WATERS FROM PROVINCETOWN TO NANTUCKET FROM 20 TO 60 NM-
104 AM EDT FRI MAY 8 2026
REST OF TONIGHT
NW WINDS 5 TO 10 KT. SEAS 4 TO 5 FT. WAVE
DETAIL: S 4 FT AT 7 SECONDS AND SE 3 FT AT 9 SECONDS.
FRI
NW WINDS 5 TO 10 KT, BECOMING W 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. SEAS 4 TO 5 FT. WAVE DETAIL: S 3 FT AT
7 SECONDS AND SE 3 FT AT 9 SECONDS.
FRI NIGHT
SW WINDS 10 TO 15 KT, BECOMING W 5 TO 10 KT AFTER
MIDNIGHT. GUSTS UP TO 20 KT. SEAS AROUND 4 FT. WAVE DETAIL: S
3 FT AT 7 SECONDS AND E 3 FT AT 9 SECONDS.
SAT
SW WINDS 5 TO 10 KT, BECOMING S 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. SEAS 3 TO 4 FT. WAVE DETAIL: S 4 FT AT
7 SECONDS AND E 3 FT AT 9 SECONDS.
SAT NIGHT
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
5 TO 7 FT. WAVE DETAIL: S 6 FT AT 7 SECONDS AND E 2 FT AT
9 SECONDS. PATCHY FOG. SHOWERS.
SUN
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT, BECOMING SW
AROUND 10 KT IN THE AFTERNOON. SEAS 4 TO 6 FT. WAVE DETAIL: S
6 FT AT 7 SECONDS AND E 2 FT AT 9 SECONDS. PATCHY FOG IN THE
MORNING. A CHANCE OF SHOWERS IN THE MORNING.
SUN NIGHT
SW WINDS 5 TO 10 KT. SEAS 4 TO 5 FT.
MON
N WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. A CHANCE OF SHOWERS.
MON NIGHT
N WINDS 15 TO 20 KT. SEAS 3 TO 4 FT. SHOWERS LIKELY.
TUE
N WINDS 15 TO 20 KT. SEAS 4 TO 5 FT. A CHANCE OF SHOWERS.
TUE NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
3 TO 5 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ282-081800-
OCEAN WATERS FROM MARTHAS VINEYARD TO NANTUCKET FROM 25 TO 60 NM-
104 AM EDT FRI MAY 8 2026
REST OF TONIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS AROUND 4 FT. WAVE DETAIL: SW 4 FT AT 7 SECONDS AND SE 3 FT
AT 9 SECONDS.
FRI
NW WINDS 5 TO 10 KT, BECOMING W 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. SEAS AROUND 4 FT. WAVE DETAIL: SW 3 FT
AT 7 SECONDS AND SE 3 FT AT 9 SECONDS.
FRI NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
DIMINISHING TO 5 TO 10 KT AFTER MIDNIGHT. SEAS AROUND 4 FT. WAVE
DETAIL: SW 3 FT AT 7 SECONDS AND SE 3 FT AT 9 SECONDS.
SAT
S WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.
SEAS 3 TO 5 FT. WAVE DETAIL: SW 4 FT AT 6 SECONDS AND E 3 FT AT
9 SECONDS.
SAT NIGHT
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
4 TO 6 FT. WAVE DETAIL: S 6 FT AT 7 SECONDS AND E 2 FT AT
9 SECONDS. PATCHY FOG. SHOWERS.
SUN AND SUN NIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 4 TO 6 FT. WAVE DETAIL: SW 5 FT AT 6 SECONDS AND E 2 FT AT
9 SECONDS. A CHANCE OF SHOWERS.
MON AND MON NIGHT
E WINDS 10 TO 15 KT, BECOMING N 15 TO 20 KT.
SEAS 3 TO 4 FT. SHOWERS LIKELY.
TUE
NW WINDS 15 TO 20 KT. SEAS 4 TO 5 FT. A CHANCE OF SHOWERS.
TUE NIGHT
W WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ283-081800-
OCEAN WATERS FROM MONTAUK NY TO MARTHAS VINEYARD FROM 25 TO 60 NM-
104 AM EDT FRI MAY 8 2026
REST OF TONIGHT
NW WINDS AROUND 10 KT. SEAS AROUND 4 FT. WAVE
DETAIL: S 4 FT AT 7 SECONDS AND NW 2 FT AT 3 SECONDS.
FRI
NW WINDS 5 TO 10 KT, BECOMING W 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. SEAS 3 TO 4 FT. WAVE DETAIL: W 3 FT AT
4 SECONDS AND S 3 FT AT 7 SECONDS.
FRI NIGHT
SW WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT
AFTER MIDNIGHT. GUSTS UP TO 20 KT. SEAS 3 TO 4 FT. WAVE DETAIL:
SW 3 FT AT 6 SECONDS AND SE 3 FT AT 9 SECONDS.
SAT
S WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO
5 FT. WAVE DETAIL: SW 5 FT AT 5 SECONDS AND E 2 FT AT 9 SECONDS.
SAT NIGHT
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
5 TO 6 FT. WAVE DETAIL: SW 6 FT AT 6 SECONDS AND E 2 FT AT
9 SECONDS. PATCHY FOG. SHOWERS. VSBY 1 TO 3 NM.
SUN
SW WINDS AROUND 10 KT. SEAS 4 TO 6 FT. WAVE DETAIL: SW
5 FT AT 7 SECONDS AND SE 3 FT AT 8 SECONDS.
SUN NIGHT
S WINDS 5 TO 10 KT. SEAS AROUND 4 FT. A CHANCE OF
SHOWERS AFTER MIDNIGHT.
MON AND MON NIGHT
NE WINDS 10 TO 15 KT, BECOMING N 15 TO
20 KT. GUSTS UP TO 25 KT. SEAS 3 TO 4 FT. SHOWERS.
TUE AND TUE NIGHT
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT,
BECOMING W 10 TO 15 KT. SEAS 3 TO 4 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
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